Had the 15511 in my 94GT for 15 years. Split duration, high lobe (115) is a must for 94-95 cars for idle and drivability. I did take advantage of this cam by running 1.7 FRPP rockers to increase the lift.
In N/A stock block, GT40 Aluminum heads, Edelbrock RPM intake, 70MM TB, 80MM MAF, 24...